Home / 16,913.80-25,250.09-14,422.60

Finding the Fourth Proportional to 16,913.80, 25,250.09 and 14,422.60

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Solution

The fourth proportional to 16,913.80, 25,250.09 and 14,422.60 is: 21,531.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.80 : 25,250.09 = 14,422.60 : x
  2. Step 2: Convert to fraction form
    16,913.80/25,250.09 = 14,422.60/x
  3. Step 3: Cross multiply
    16,913.80x = 25,250.09 × 14,422.60
  4. Step 4: Simplify right side
    16,913.80x = 364,171,948.03
  5. Step 5: Solve for x
    x = 364,171,948.03/16,913.80
  6. Step 6: Final answer
    x = 21,531.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.